Fast, Non-Invasive Moisture Detection This digital pinless moisture meter uses advanced electromagnetic wave technology to detect relative moisture levels up to 20mm deepideal for inspecting wood, drywall, concrete, and other building materials. A must-have moisture tester for home use, especially after water damage or flooding Avoid scanning over metal surfaces or corners; Press the sensor head flat against the surface Built for DIYers, Inspectors Homeowners Whether you're assessing a leak under the sink, prepping a surface for painting, or checking basement moisture, this wood and drywall moisture meter delivers fast, reliable readingswithout damaging surfaces Easy to Use with HOLD Function Auto-Off Freeze your moisture reading anytime using the HOLD button. The unit automatically turns off after 30 minutes to preserve battery life. Includes a 9V battery, making this handheld moisture meter ready to use right out of the box 3-Color LCD Display with Audible Alarm The large backlit LCD screen uses green (dry), yellow (medium), and red (wet) indicators to show moisture levels clearly. The built-in sound alarm alerts you when excessive moisture is detectedperfect for identifying leaks or hidden damp spots quickly Have questions? Our team provides friendly support and fast replacements to ensure your satisfaction. Backed by Replacement Guarantee Friendly Support